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How many minutes would a solution of Cd2+ have to be electrolyzed with a 2.420 A current to plate out 1.77 g of Cd? min
In this exercise it was also assumed that the calorimeter was a perfect insulator and that no heat was lost to the surroundings.
What is the total pressure in the vessel just after the reagent gases are added (assume ideal behavior) and what are the mole ratios of the reagent gases in the vessel before the reaction begins?
If antique brass is 30.0% zinc and 70.0% copper, how many grams of antique brass can be made from 18.0 grams of zinc and 35.1 grams of copper
How much heat is required to warm 221 g of ice from -44.9°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C?
67.0 mL of a 1.80 M solution is diluted to a voume of 218 mL. A 109 mL portion of that solution is diluted using 121 mL of water. What is the final concentration
How do you make a supersaturated solution. How is this different than a "saturated" solution
Volume of water used, mL: 75.0ml Initial temperature of water: 23.4 degree celsius Mass of salt taken, g: 5g Moles of salt taken, mol: 0.0625mol Highest/lowest temperature,: 24.0/20.1 Calculate heat flow,J and calculate the Enthalpy change,KJ/mol:..
A blend of polyethylene and PVC contains 10 wt °/. PVC. What is the molecular percentage of PVC
how much heat does your body lose when 2.95g of sweat evaporates from your skin at 25 degrees Cecilius
What volume of a 0.750 M solution of hydrochloric acid can be prepared from the HCl produced by the reaction of 25.0 g of NaCl with an excess of sulfuric acid
Determine how many liters of O 2 gas should be mixed at constant temperature and pressure?
How many Micromoles of A- and HA are present in the solution. If you now add 3mL of 1M NaOH, will you still have a valid buffer.
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